diff --git a/Disp/DemoCylindroid.cs b/Disp/DemoCylindroid.cs
index e22096e..ac07cc0 100644
--- a/Disp/DemoCylindroid.cs
+++ b/Disp/DemoCylindroid.cs
@@ -17,7 +17,7 @@ namespace Sample.Disp
     {
         internal static void BuildCylindorid()
         {
-            Cylindroid cylindroid = new Cylindroid(24,
+            Cylindroid cylindroid = new Cylindroid(
                 new PairZr(0, 1),
                 new PairZr(1, 1),
                 new PairZr(1, 2),
@@ -30,13 +30,13 @@ namespace Sample.Disp
 
         internal static void TestCylindoridXml()
         {
-            Cylindroid cylindroid = new Cylindroid(24,
+            Cylindroid cylindroid = new Cylindroid(
                 new PairZr(0, 1),
                 new PairZr(1, 1),
                 new PairZr(1, 2),
                 new PairZr(2, 2),
                 new PairZr(4, 3));
-            var xmlElement = cylindroid.MakeXmlSource(null, null);
+            var xmlElement = cylindroid.MakeXmlSource(null, null, true);
             Console.WriteLine("XML:" + xmlElement);
 
             cylindroid = new Cylindroid(xmlElement);